(E)-2-Hydroxy-3-(4-hydroxy-3-methylbut-2-en-1-yl)naphthalene-1,4-dione CAS 523-34-2
| CAS No. | 523-34-2 |
| Molecular Formula | C15H14O4 |
| Molecular Weight | 258.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (E)-2-Hydroxy-3-(4-hydroxy-3-methylbut-2-en-1-yl)naphthalene-1,4-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies (E)-2-Hydroxy-3-(4-hydroxy-3-methylbut-2-en-1-yl)naphthalene-1,4-dione (CAS 523-34-2), a certified reference material (molecular formula C15H14O4, MW 258.27 g/mol) for analytical method development and quality control.
Structurally, (E)-2-Hydroxy-3-(4-hydroxy-3-methylbut-2-en-1-yl)naphthalene-1,4-dione (C15H14O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 258.27 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C15H14O4 |
| Molecular Weight | 258.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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